Finding the Third Proportional to 17,990 and 28,162

Step by Step Solution

1. Step 1: Write the proportion equation
   17,990 : 28,162 = 28,162 : x
2. Step 2: Convert to fraction form
   17,990/28,162 = 28,162/x
3. Step 3: Cross multiply
   17,990x = 28,162 × 28,162
4. Step 4: Simplify right side
   17,990x = 793,098,244
5. Step 5: Solve for x
   x = 793,098,244/17,990
6. Step 6: Final answer
   x = 44,085.51